Added scopes to posts

lib/active_press/models/post.rb

@@ -10,4 +10,9 @@ class ActivePress::Post < ActivePress::Base
   has_many :tags, :through => :term_relationships
 
   belongs_to :user, :foreign_key => "post_author"
+
+  scope :by_post_status, lambda {|post_status| where(:post_status => post_status) }
+  scope :by_post_type,   lambda {|post_type| where(:post_type => post_type) }
+  scope :published,      lambda { by_post_status('publish').before_now }
+  scope :before_now,     lambda { where('post_date < ?', Time.now.to_s(:db)) }
 end

spec/models/post_spec.rb

@@ -1,6 +1,7 @@
 require 'spec_helper'
 
 describe ActivePress::Post do
+
   it { should have_many(:comments) }
   it { should belong_to(:user) }
   it { should have_many(:postmetas) }
@@ -10,20 +11,33 @@
   it { should have_many(:tags).through(:term_relationships) }
 
   context :scope do
+
     describe :by_post_status do
-      subject { by_post_status('draft') }
-      it "should only return posts that have the same post_status"
+      subject { ActivePress::Post.by_post_status('draft') }
+
+      it "should only return posts that have the same post_status" do
+        subject.to_sql.should include("\"post_status\" = 'draft'")
+      end
     end
 
     describe :by_post_type do
-      subject { by_post_type('post') }
-      it "should only return posts that have the same post_type"
+      subject { ActivePress::Post.by_post_type('post') }
+
+      it "should only return posts that have the same post_type" do
+        subject.to_sql.should include("\"post_type\" = 'post'")
+      end
     end
 
     describe :published do
-      subject { published }
-      it "should only return posts that have a post_status of 'publish'"
-      it "should only return posts that have a post_date before now"
+      subject { ActivePress::Post.published }
+
+      it "should only return posts that have a post_status of 'publish'" do
+        subject.to_sql.should include("\"post_status\" = 'publish'")
+      end
+
+      it "should only return posts that have a post_date before now" do
+        subject.to_sql.should include("post_date < '#{Time.now.to_s(:db)}'")      
+      end
     end    
   end
 end